Biology Questions and Answers

1. Malaria is caused by:

(a) Bacteria

(b) Protozoa

(c) Virus

(d) Fungus

2. Name the Anti-Sterile Vitamin?

(a) Vitamin E

(b) Vitamin A

(c) Vitamin K

(d) Vitamin D

3. Relation between Work, Force and Displacement is:

(a) W=FXS

(b) W=F/S

(c) W=F-S

(D) W=F+S

4. Which of the chemical is obtained from plants?

(a) Quinine

(b) Aspirin

(c) Insulin

(d) None of these

5. What is measured by Seismograph:

(a) Speed of Wind

(b) Rain

(c) Earthquake

(d) None of these

6. Which gas is used in the preparation of soda water?

(a) Sulphur

(b) Carbon dioxide

(c) Carbon monoxide

(d) Carbon

7. Which of the following is a scalar quantity?

(a) Speed

(b) Force

(c) Acceleration

(d) None of these

8. The main constituent of haemoglobin is:

(a) Protein

(b) Iron

(c) Fat

(d) Vitamins

9. The structural and functional unit of an organism is called:

(a) Tissue

(b) Cell

(c) Organ

(d) Organ System

10. The blood in the human body is purified in:

(a) Heart

(b) Kidney

(c) Lungs

(d) Liver

11. Acid rains are caused due to the presence of which gases:

(a) No₂, So₂

(b) Co, Co₂

(c) O₃, O₂

(d) NH₃, So₂

12. Electric current is measured by:

(a) Voltmetre

(b) Ammeter

(c) Anemometer

(d) None of these

13. Primary Colours are:

(a) Red, Blue, Green

(b) Orange, Blue, Yellow

(c) Red, Blue, Yellow

(d) None of these

14. Which of the following organelle is called the powerhouse of the cell?

(a) Ribosome

(b) Mitochondria

(c) Lysosome

(d) None of these

15. Which of the following controls co-ordinating activities of human body:

(a) Hormones

(b) Foramen

(c) Glands

(d) None of these

16. What is the percentage of carbondioxide in air?

(a) 21%

(b) 0.9%

(c) 0.03%

(d) None of these

17. The number of chromosome in human being:

(a) 48

(b) 36

(c) 46

(d) 47

18. Total number of muscles in human body:

(a) 639

(b) 693

(c) 300

(d) 369

19. Functional unit of Kidney is called:

(a) Nephron

(b) Neuron

(c) Nephritis

(d) Lymph

20. Which bacteria converts milk into curd:

(a) Acrobic

(b) E-colli

(c) Lacto-becillus

(d) None of these

Answer Key

1. b 2. a 3. a 4. a 5. c

6. b 7. a 8. b 9. b 10. c

11. a 12. b 13. a 14. b 15. a

16. c 17. c 18. a 19. a 20. c

• Tweet
• Share
• Share
• Share
• Share